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2003 Course Refining & Petrochemical Technology

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Total No. of Questions :8] P1357 [Total No. of Pages : 2 [3864]-345 B.E. (Petroleum Engineering) REFINING AND PETROCHEMICAL TECHNOLOGY (2003 Course) Time : 3 Hours] [Max. Marks : 100 Instructions to the candidates: 1) 2) 3) 4) Answer any three questions from Section- I and three questions from Section - II. Answers to the two sections should be written in separate books. Neat diagrams must be drawn wherever necessary. Figures to the right indicate full marks. SECTION - I Q1) a) b) c) Q2) a) b) Q3) a) b) c) Q4) a) b) Describe with flowsheet the absorption method for production of LPG. [10] [4] Define and mention importance of cloud point and pour point. Explain any one method used for dewaxing of lube oil. [4] Mention the reactions involved in hydrocracking and advantages of hydrocracking. [8] Describe with flowsheet the process of delayed coking. [8] Mention significance of desalting of crude oil and describe single and two stage desalting systems. [10] Write a note on chemical composition of petroleum. [4] Explain API Gravity. [2] Explain hydrotreating and describe with flowsheet the process of catalytic hydrodesulfurization. [10] Mention types, properties and applications of petroleum coke. [6] P.T.O.

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